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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.
More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.
The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
![Apply deep circular effleurage to the buttocks muscles as a warming technique. Place one hand on top ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_12_54_26_330591921.jpeg)
![Apply passive touch over the eyes and cheeks to finish. Place the hands, using very light pressure, ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_3_13_07_331431924.jpeg)
![Cradle the head to finish. Rest the head on the table. Place your fingers on the sides of the head ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_3_35_48_331591618.jpeg)
![Place sheet or towel over area to be heated. Use sufficient heat barrier for the heat source used. ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_6_33_34_33276991.jpeg)